5572721

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:250

約数の個数: 20

約数和(自身を含む): 7125744

約数和(自身を除く): 1553023

約数列:

[1, 7, 11, 49, 77, 211, 343, 539, 1477, 2321, 2401, 3773, 10339, 16247, 26411, 72373, 113729, 506611, 796103, 5572721]

約数ペア:

[(1, 5572721), (7, 796103), (11, 506611), (49, 113729), (77, 72373), (211, 26411), (343, 16247), (539, 10339), (1477, 3773), (2321, 2401)]